Upstanding book



FIG. 1 is a top rear perspective view of an upstanding book showing my new design;

FIG. 2 is a rear perspective view thereof, in an opened prone position;

FIG. 3 is a side elevational view thereof, in a closed position; and,

FIG. 4 is an end elevational view thereof, in a closed position. 

The ornamental design for a card holder, as shown and described. 